RE: [PATCH 4/4] drm/i915: Fix oops on platforms w/o hpd support

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> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> On Thu, Oct 14, 2021 at 09:31:40AM +0000, Sarvela, Tomi P wrote:
> > > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > > On Thu, Oct 14, 2021 at 12:18:23PM +0300, Jani Nikula wrote:
> > > > On Thu, 14 Oct 2021, Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx> wrote:
> > > > > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > > > >
> > > > > We don't have hpd support on i8xx/i915 which means
> > > hotplug_funcs==NULL.
> > > > > Let's not oops when loading the driver on one those machines.
> > > >
> > > > D'oh!
> > > >
> > > > Lemme guess, CI just casually dropped the machines from the results
> > > > because they didn't boot?
> > >
> > > Dunno where the gdg has gone actually. Tomi?
> >
> > Both GDGs are dead to old age (PSU / power delivery).
> 
> We don't have spare PSUs to throw at them? Or are the boards also
> semi-dead due to rotted caps etc.?

It could be MB caps, PSU caps, or PSU anything else. Nothing comes on
when power is turned on, no fans, no leds, nothing. Same issue on both
hosts. No surprises there, they're identical models. It could be CPU,
but IIRC I already tried changing that.

The PSU part is vendor-specific. Standard PSU maybe could be retrofitted,
but that'd need some dedicated time.

Tomi




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